Ключевые слова: ache, adult, angina, attack, body, cardiac, cardiologist, cardiology, cardiovascular, care, chest, concept, coronary, diagnosis, disease, doctor, ecg, ekg, emergency, failure, hand, health, healthcare, heart, heartbeat, holding, hospital, human, illness, ination, infarction, male, man, medic, medical, medicine, myocardial, pain, patient, person, pressure, pulse, sick, stress, sudden, suffering, treatment, young,